code: def is_child(self) -> bool:
      return len(self._parents) > 0
  
imports: import math
  import time
  from typing import TYPE_CHECKING, List
  from labml import logger
  from ..tracker import tracker_singleton
label_desc: Use image node_id 2 for calling the LoopingSection obj's underlying member method code with example usage: obj.is_child() and returns: unknown